Finding the Fourth Proportional to 6,507.61, 8,980.50 and 3,523.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,507.61 : 8,980.50 = 3,523.47 : x
2. Step 2: Convert to fraction form
   6,507.61/8,980.50 = 3,523.47/x
3. Step 3: Cross multiply
   6,507.61x = 8,980.50 × 3,523.47
4. Step 4: Simplify right side
   6,507.61x = 31,642,522.34
5. Step 5: Solve for x
   x = 31,642,522.34/6,507.61
6. Step 6: Final answer
   x = 4,862.39